Back at the house we got the children into bed, grabbed a six-pack of beer and went for a walk by the water. We sat on a couple of overturned boats an... were having a couple of beers when Poul suggested we should go for a swim. The sea was calm, the moon was just up, the beach was deserted, so why not. We hadn't got any swimsuits, but both Anne and I had bikini bottoms on, so it was only a question of being topless. That shouldn't have bothered me, but it did. As I dropped the dress and bent. She then says that she has never done anal before, but she will do it. I ask her to strip for me as I lie down on the bed, she performs a sexy striptease for me, never taking her eyes off me, I record every bit of it on my phone, then she slides her naked body up the bed and starts to again suck on my cock.I stop her after a few minutes, and stand up lifting her body before lying her down on the bed, i push her legs apart, looking at her shaven pussy, i use my fingers to rub gently at her slit,. With a flick, my sister pulled her nightgown off completely. It arched through the air, landing neatly on top of her robe. I stood in the doorway, almost drooling at the sight of her lush, nubile body. Slowly she backed to her bed and sat down with her legs spread out wide. "Eat me," she ordered. "And do a good job." I was eager to fulfill her need. I moved across the few feet separating us, pulling off my own clothes. Kneeling before this sex goddess, I began to massage and caress her. Frank, who was tallest, worked several handfuls into Betty's hair, turning it bright orange. He modeled the greasy hair into strange shapes. She had two big orange horns, like Clarabelle the Clown, and he plastered a lot of her hair over her face, even covering her eyes, so she couldn't see who was doing what to her. George and Nick took care of the rest of .